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emacs: Improve messages for packages found by ID.

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* emacs/guix-messages.el (guix-message-packages-by-id): New procedure.
  (guix-messages): Use it.
This commit is contained in:
Alex Kost 2015-11-22 14:28:01 +03:00
parent 87fe9ecae5
commit fc7a28897c
1 changed files with 20 additions and 6 deletions
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26
emacs/guix-messages.el
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@ -31,9 +31,8 @@
(defvar guix-messages
`((package
(id
(0 "Packages not found.")
(1 "")
(many "%d packages." count))
,(lambda (_ entries ids)
(guix-message-packages-by-id entries 'package ids)))
(name
,(lambda (_ entries names)
(guix-message-packages-by-name entries 'package names)))
@ -67,9 +66,8 @@
(output
(id
(0 "Package outputs not found.")
(1 "")
(many "%d package outputs." count))
,(lambda (_ entries ids)
(guix-message-packages-by-id entries 'output ids)))
(name
,(lambda (_ entries names)
(guix-message-packages-by-name entries 'output names)))
@ -147,6 +145,22 @@
(guix-message-string-entry-type
entry-type 'plural)))))
(defun guix-message-packages-by-id (entries entry-type ids)
"Display a message for packages or outputs searched by IDS."
(let* ((count (length entries))
(str-beg (guix-message-string-entries count entry-type))
(str-end (if (> count 1)
(concat "with the following IDs: "
(mapconcat #'guix-get-string ids ", "))
(concat "with ID " (guix-get-string (car ids))))))
(if (zerop count)
(message "%s %s.
Most likely, Guix REPL was restarted, so IDs are not actual
anymore, because they live only during the REPL process.
Try \"M-x guix-search-by-name\"."
str-beg str-end)
(message "%s %s." str-beg str-end))))
(defun guix-message-packages-by-name (entries entry-type names)
"Display a message for packages or outputs searched by NAMES."
(let* ((count (length entries))